Watts Water Equipment Manufacturing (Ningbo) Co. Ltd. Approvals


WRAS Approval Number: 1805036

Range of spherical valves with bronze bodies & chrome plated brass balls. Models sized from DN15 to DN25 are supplied with either single lever or T -Type operating members. Maximum working pressure 41.0 bar. Maximum operating temperature 85ºC.

  • Section: 2260 Valves
  • Section Subtitle: Spherical, metal.
  • WRAS Approval Number: 1805036
  • Expiry date: 31/05/2023
  • Size: DN15 ½” x ½” BSP (Female) to DN50 2” x 2” BSP (Female)
  • Marking: Watts logo, series number, size and date of manufacture on valve body.
  • Installation Requirements R001
  • Model
    W-L-FBV-BSPT range
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1805075

Range of wafer (W-W1111) and lugged (W-W1911) type butterfly valves with blue epoxy coated (cast or ductile iron) bodies, incorporating either stainless-steel or blue epoxy coated ductile iron discs and EPDM seats. The closing mechanism can be controlled by either a lever (up to DN150) or gear shaft. Maximum working pressure 16.0 bar. Maximum operating temperature 85°C.

  • Section: 2020 Valves
  • Section Subtitle: Butterfly.
  • WRAS Approval Number: 1805075
  • Expiry date: 31/05/2023
  • Size: DN50 – DN400
  • Marking: Size, Pressure, Watts logo on valve body. Pressure, Size and Watts logo on name plate. From May 2022 the marking will be: Watts & Watts logo on body. Pressure, Size and Watts logo on name plate.
  • Installation Requirements R001
  • Model
    W-W1111 & W-W1911.
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1806047

Range of non-rising spindle (Z45H series) and outside screw & yoke (Z41H series) gate valves with ductile iron bodies and disks (blue epoxy coated). Maximum working pressure 16.0 bar. Maximum operating temperature 85ºC.

  • Section: 2290 Valves
  • Section Subtitle: Stop, gate, metal.
  • WRAS Approval Number: 1806047
  • Expiry date: 30/06/2023
  • Size: DN50 - DN300 Flanged
  • Marking: Watts logo, Model number (TYPE), DN, PN on nameplate on valve body and casted on valve body.
  • Installation Requirements R001
  • Model
    W-Z45H-16Q, W-Z45H-125Q, W-Z41H-16Q & W-Z41H-125Q.
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1805065

Range of in-line Y-type strainers with either bronze (W-YG11-25TQ) or blue epoxy coated ductile iron (W-W4112) bodies, incorporating either EPDM or NBR ‘O’-rings and a stainless-steel mesh. Maximum working pressures are either 25.0 bar (W-YG11-25TQ models) or 16.0 bar (W-W4112). Maximum operating temperature 85°C

  • Section: 1715 Strainers
  • WRAS Approval Number: 1805065
  • Expiry date: 31/05/2023
  • Size: See Model
  • Marking: Watts logo, flow arrow, Size, pressure and on valve body.
  • Installation Requirements R001
  • Model
    W-YG11-25TQ - ½”-2” BSPT (F) & W-W4112 - DN50-DN400 Flanged.
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1807063

Range of manually operated balancing valves with either bronze (25T models) or blue epoxy coated ductile iron (16Q models) bodies, incorporating EPDM ‘O’-rings and PTFE washers. Valves are adjusted using a handwheel. Maximum working pressure of W-STBV-25T models is 25.0 bar and for W-STBV-16Q models is 16.0 bar. Maximum operating temperature 85°C.

  • Section: 2348 Valves
  • Section Subtitle: Balancing.
  • WRAS Approval Number: 1807063
  • Expiry date: 31/07/2023
  • Size: W-STBV-25T: ½” - 2” BSP (F). W-STBV-16Q: DN50-DN300 Flanged.
  • Marking: WATTS logo, PN rating, Flow arrow and size on body
  • Installation Requirements R001
  • Model
    W-STBV-25T & W-STBV-16Q
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1812043

W-M115 Series of pilot operated, pressure differential control valves with adjustable pressure reducing facility. The main valve has a blue epoxy coated ductile iron body. Models are fitted with auxiliary components, including a pressure gauge, brass bodied flow control valve (DN32-DN80 & DN250-DN300), brass ball valves (DN100 – DN300), brass needle valve (DN100 – DN200) and brass bodied strainer (DN100 – DN300). Outlet pressure setting is adjustable between the range of 0.6 bar - 8.6 bar. Maximum working pressure 16.0 bar. Maximum operating temperature 80°C.

  • Section: 2205 Valves
  • Section Subtitle: Pressure reducing, pilot operated.
  • WRAS Approval Number: 1812043
  • Expiry date: 31/12/2023
  • Size: 1¼” - 2” BSPT (F). DN50 - DN300 Flanged.
  • Marking: Watts, DN, PN, model name and code on name plate. Watts logo on body. Models DN50 and DN150 have flow arrow on body.
  • Installation Requirements R001
  • Model
    W-M115 Series
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1905074

Range of in-line pilot operated control valves with blue epoxy coated ductile iron bodies and NBR O-rings and diaphragm. The products have flow control facility controlled via a float operated pilot valve and are supplied with auxiliary components including copper pipe, spherical valves, Y-strainer and a needle valve. Above ground use only. Maximum working pressure 8.0 bar. Cold water use only.

  • Section: 2105 Valves
  • Section Subtitle: Float operated, pilot control.
  • WRAS Approval Number: 1905074
  • Expiry date: 31/05/2024
  • Size: BSPT: 1¼" (DN32), 1½" (DN40) & 2" (DN50). Flanged = DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250 & DN300
  • Marking: Watts ‘W’ logo and Watts on body.
  • Installation Requirements R001 R120
  • Model
    W-M110-10 series
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1804107

Range of non-return, swing gate valves with Bronze bodies and EPDM rubber valve seats. Maximum working pressure 20.0 bar. Maximum operating temperature 80°C.

  • Section: 2188 Valves
  • Section Subtitle: Non-return, swing gate, resilient trim. Devices listed under this heading do not provide sufficient protection against backflow to meet the requirements of The Water Supply (Water Fittings) Regulations 1999 (England and Wales), The Water Supply (Water Fittings) (Scotland) Byelaws 2014 or The Water Supply (Water Fittings) Regulations (Northern Ireland) 2009. For this purpose reference should be made to `Backflow Prevention Devices`.
  • WRAS Approval Number: 1804107
  • Expiry date: 30/04/2023
  • Size: ½" - 2" BSP (F) inlet/outlet
  • Marking: WATTS WATER LOGO, SIZE, PN & FLOW ARROW ON BODY OF VALVE WRAS, WATTS & PN ON DATA PLATE ON FLANGE
  • Installation Requirements R001
  • Model
    B5002 & B5002N range
  • Factor: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 2008806

Range of in-line `Y`-patterned strainers with bronze bodies incorporating stainless steel mesh strainers and PTFE washers. Maximum working pressure 20.0 bar. Maximum operating temperature 85°C.

  • Section: 1715 Strainers
  • WRAS Approval Number: 2008806
  • Expiry date: 31/08/2025
  • Size: 1/2”, 3/4”, 1”, 1-1/4”, 1-1/2” & 2” BSP (F)
  • Marking: WATTS, WRAS & PRESSURE RATING ON METAL DATAPLATE ON BODY WATTS WATER LOGO, SIZE, FLOW ARROW & PN ON BODY
  • Installation Requirements R001
  • Model
    YG11-20&YG11-20N `Y`-PATTERNED STRAINERS
  • Manufacturer: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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WRAS Approval Number: 1802142

Range of ductile iron gate valves with blue epoxy coating, EPDM coated ductile iron discs and EPDM seals. The valves are operated via a non-rising spindle headwork with a hand wheel operating member. Maximum working pressure 16.0 bar. Maximum operating temperature 80°C.

  • Section: 2290 Valves
  • Section Subtitle: Stop, gate, metal.
  • WRAS Approval Number: 1802142
  • Expiry date: 28/02/2023
  • Size: DN40 - DN600 Flanged
  • Marking: WATTS WATER LOGO on body.
  • Installation Requirements R001
  • Model
    E3243 RANGE OF GATE VALVES
  • Factor: Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Company Name
    Watts Water Equipment Manufacturing (Ningbo) Co. Ltd.
    Address
    No.536 Mingzhou West Road Beilun District Ningbo
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